ประโยคภาษาจีน : 中文句子 |
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cǎi yòng 采用 qīng yǎng huà jiǎ 氢氧化钾 róng róng 熔融 fǎ 法 yǐ 以 bù tóng 不同 wú jī suān 无机酸 chǔ lǐ 处理 hé chéng 合成 le 了 ní 铌 suān 酸 |
Niobium acid was synthesized by potassium hydroxide melting method using different inorganic acid treatment and its properties were characterized by FF-IR, TG and UV-VIS spectra. |